php多个字符串替换成同一个的解决方法_PHP教程

代码如下:
$name = 'Today 3? , very/ cold';
$name = strtolower($name);
//$name = preg_replace('/[^a-z0-9\s]/','',$name);
$name = preg_replace('/[\.\s+\?,\/"]/','_',$name); //change spaces
echo $name;
?>

其中
代码如下:
$name = preg_replace('/[\.\s+\?,\/"]/','_',$name); //change spaces

\.\s+\?,\/"为正则表达式，表示查找. 空符号 ? / " 这五个字符
其他可自行添加，添加的时候要查找正则手册

http://www.bkjia.com/PHPjc/327694.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/327694.htmlTechArticle 代码如下:

?php $name = 'Today 3? , very/ cold'; $name = strtolower($name); //$name = preg_replace('/[^a-z0-9\s]/','',$name); $name = preg_replace('/[\.\s+\?,\/"]/'...